google.load("visualization", "1", {packages:["corechart"]});
google.setOnLoadCallback(drawChart);
function drawChart() {

  var data = google.visualization.arrayToDataTable([
	['Task', 'Hours per Day'],
	['Work',     11],
	['Eat',      2],
	['Commute',  2],
	['Watch TV', 2],
	['Sleep',    7]
  ]);

  var options = {
	title: 'My Daily Activities'
  };

  var chart = new google.visualization.PieChart(document.getElementById('piechart'));

  chart.draw(data, options);
}